Delhi’s air quality remained in the ‘severe’ category on Friday morning, with AQI readings over 450 in multiple areas amid cold weather and dense smog. The CPCB recorded an overall AQI of 434 at 8 AM, indicating hazardous air pollution levels.

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• Delhi’s overall AQI on Friday morning stood at 434 (‘severe’).
• CPCB data shows AQI readings of 450+ (‘severe plus’) in areas like Rohini, RK Puram, Dwarka Sector 8, and Wazirpur.
• Thursday’s average AQI reached 451; some locations recorded AQI as high as 470.
• PM2.5, a primary pollutant, remains dangerously high, posing severe health risks.
• GRAP Stage IV measures are in effect, including a ban on construction activities and non-essential polluting trucks.
• GRAP’s Stage IV applies to AQI above 450, indicating “severe plus” conditions.
• The IMD issued a yellow alert for dense fog and reported a minimum temperature of 5°C, three notches below normal.
• CPCB classifies AQI as follows: “good” (0-50), “satisfactory” (51-100), “moderate” (101-200), “poor” (201-300), “very poor” (301-400), “severe” (401-450), and “severe plus” (450+).
• Authorities urge residents to limit outdoor exposure and use protective measures.
• Severe air quality conditions expected to persist due to stagnant weather and high pollution levels.